/*
    Speedbump aka Project Kimbula
    Copyright (C) 2010  Ping Shin Ching

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see http://www.gnu.org/licenses.

	Ping Shin Ching
	righteous.ninja@gmail.com OR ping_sc@hotmail.com
	More information at http://www.tidytutorials.com/p/speedbump.html
 */


#ifndef ratelimiter_h
#define ratelimiter_h

#include "filter.h"

/*
 *	Define the maximum number of ips to hold in memory
 */ 
#define MAX_RATELIMIT_IPS 10000


typedef struct{
	char* ipaddress[FILTER_ADDRSTRLEN];
	unsigned long bytestranferred;
	unsigned int numberofconnections;
	int lastupdatedtime;
	int breachedtime;
}RatedIP;

class RateLimitFilter : public FilterInterface{
	unsigned int defaultup;
	unsigned int defaultdown;
	int numberofratedips;
	RatedIP* ratedips;

	unsigned long bytethreshhold;
	unsigned int conntheshhold;
	unsigned long resetperiod;
	int throttlepercentage;

public:
	RateLimitFilter();
	~RateLimitFilter();
	int InitFilter(InitInterface*);
	int DoFilter(const char*, FILTER_TYPE, FilterData*);

	const char* GetFilterName();
	const char* GetFilterRedirect();
	int	GetFilterType();

private:
	int ratelimiterRealloc();
	char* filterRedirect;

};
#endif
